Rule 1. On the waters of Rush lake and Three Mile lake, Van Buren county, state of Michigan, no operator of any motorboat shall have in tow or shall otherwise assist in the propulsion of a person on water skis, water sled, surfboard, or other similar contrivance during the period from 6:30 p.m. to 10:00 a.m. of the following day.
Mich. Admin. Code R. 281.780.1